You must have heard about the 80/20 rule — 80% of the work is done by 20% of the effort. I’m going to introduce you to a new concept. I call it — the principle of 70/10.
100 is perfect.
90 is excellent.
80 is great.
70 is good enough.
When we were students, we were all taught to strive for the best. Although a full score is awesome, spending 100% effor…
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